Amtrak diesel locomotive 308 at Chicago, Illinois on August 28, 1972. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Belt Railway of Chicago diesel locomotive, number 534 switching at Chicago, Illinois, on July 25, 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Belt Railway of Chicago number 534, an Electro-Motive Division (EMD) SW-1500 diesel locomotive switching cars at Chicago, Illinois, on July 25, 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switching locomotive.

Belt Railway of Chicago number 534, an Electro-Motive Division (EMD) SW-1500 diesel locomotive with a transfer caboose switches dome-car Milwaukee 55 at Chicago, Illinois, on July 25, 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , caboose, dome-coach car.

Belt Railway of Chicago numbers 603 and 605, Alco mainline diesel locomotives arrive with a caboose at Chicago, Illinois, on July 25, 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, steel caboose.

Belt Railway of Chicago numbers 605 and 603, Alco mainline diesel locomotives at Chicago, Illinois, on July 25, 1986, coupled to its train with dome-coach passenger car Milwaukee number 55. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , dome-coach car.

Burlington Northern 9917 in Chicago, Illinois on May 31, 1981. Number 9917 is a E7A built by the Electro-Motive Division of General Motors (EMD), builder's number 8488. Photo by Ronald Plazzotta.

Burlington Northern diesel locomotive 231, formerly Chicago, Burlington and Quincy 9273, at Chicago, Illinois, on August 28, 1972. Number 231 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 20545. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, railroad crew.

Burlington Northern diesel locomotive 232 at Chicago, Illinois, on August 28, 1972. Number 232 is switching passenger cars at the Chicago yard. The Baltimore and Ohio Homestead car is next to the switcher. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive, passenger car.

Burlington Northern diesel locomotive 232, formerly Chicago, Burlington and Quincy 9274, at Chicago, Illinois, on August 28, 1972. Number 232 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 20546. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 5759 at Chicago, Illinois, on August 26, 1972. Number 5759 is a U33C built by General Electric, builder's number 37996. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9935, formerly Chicago, Burlington and Quincy 9942B, at Chicago, Illinois, on August 28, 1972. Number 9935 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 9684. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9938 at Chicago, Illinois, on August 26, 1972. Number 9938, an ex-Burlington Route E9A, is leading a commuter train. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive.

Burlington Northern diesel locomotive 9940 at Chicago, Illinois, on August 28, 1972. Number 9940 is leading a commuter train. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive.

Burlington Northern diesel locomotive 9940, formerly Chicago, Burlington and Quincy 9940A, at Chicago, Illinois, on August 28, 1972. Number 9940 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 9679. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9942, formerly Chicago, Burlington and Quincy 9942A, at Chicago, Illinois, on August 28, 1972. Number 9942 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 9683. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9950, formerly Chicago, Burlington and Quincy 9944B, at Chicago, Illinois, on August 28, 1972. Number 9950 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 9688. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9950, formerly Chicago, Burlington and Quincy 9944B, at Chicago, Illinois, on August 28, 1972. Number 9950 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 9688. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9965, formerly Chicago, Burlington and Quincy 9965, at Chicago, Illinois, on August 28, 1972. Number 9965 is an E8A built by General Motors Electro Motive Division (EMD). Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9965, formerly Chicago, Burlington and Quincy 9965, at Chicago, Illinois, on August 28, 1972. Number 9965 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 16706. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9965, formerly Chicago, Burlington and Quincy 9965, at Chicago, Illinois, on August 28, 1972. Number 9965 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 16706. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9966, formerly Chicago, Burlington and Quincy 9966, at Chicago, Illinois in August 1972. Number 9966 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 16707. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9973, formerly Chicago, Burlington and Quincy 9973, at Chicago, Illinois, on August 28, 1972. Number 9973 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18315. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9974, formerly Chicago, Burlington and Quincy 9974, at Chicago, Illinois, on August 28, 1972. Number 9974 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18316. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9975, formerly Chicago, Burlington and Quincy 9975, at Chicago, Illinois, on August 28, 1972. Number 9975 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18317. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9975 at Chicago, Illinois, on August 28, 1972. This is a view of the Zephyr pit at Chicago. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger car.

Burlington Northern diesel locomotive 9975, formerly Chicago, Burlington and Quincy 9975, at Chicago, Illinois, on August 28, 1972. Number 9975 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18317. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9976, formerly Chicago, Burlington and Quincy 9976, at Chicago, Illinois, on August 28, 1972. Number 9976 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18318. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9977, formerly Chicago, Burlington and Quincy 9977, at Chicago, Illinois, on August 28, 1972. Number 9977 is an E8A built by General Motors Electro Motive Division (EMD), builder's number 18319. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9982, formerly Chicago, Burlington and Quincy 9987B, at Chicago, Illinois, on August 28, 1972. Number 9982 is an E9A built by General Motors Electro Motive Division (EMD), builder's number 20538. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.